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ConvMixer: Feature Interactive Convolution with Curriculum Learning for Small Footprint and Noisy Far-field Keyword Spotting

15 Jan 2022arXiv:2201.05863links table onlyarchive 2025-07-28

Dianwen Ng, Yunqi Chen, Biao Tian, Qiang Fu, Eng Siong Chng

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Building efficient architecture in neural speech processing is paramount to success in keyword spotting deployment. However, it is very challenging for lightweight models to achieve noise robustness with concise neural operations. In a real-world application, the user environment is typically noisy and may also contain reverberations. We proposed a novel feature interactive convolutional model with merely 100K parameters to tackle this under the noisy far-field condition. The interactive unit is proposed in place of the attention module that promotes the flow of information with more efficient computations. Moreover, curriculum-based multi-condition training is adopted to attain better noise robustness. Our model achieves 98.2% top-1 accuracy on Google Speech Command V2-12 and is competitive against large transformer models under the designed noise condition.

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dianwen-ng/Keyword-Spotting-ConvMixer mentioned on GitHubpytorchMIT report

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Results from the paper archive 2025-07-28

TaskDatasetModelMetricValueRank at snapshotLeaderboardReport
Keyword Spotting Google Speech Commands ConvMixer Google Speech Commands V1 12 97.3 #7 of 42 Archive leaderboard report
Keyword Spotting Google Speech Commands ConvMixer Google Speech Commands V2 12 98.2 #7 of 42 Archive leaderboard report

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